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About
Alex Rubino is currently a Portfolio Manager at Walleye Capital in New York, where he leads volatility trading strategies and manages risk across complex derivatives portfolios. His focus is on equity and cross-asset volatility, employing quantitative research and systematic approaches to drive performance in liquid global markets.
Before joining Walleye Capital, Rubino held senior quant roles at Squarepoint Capital and GTS, specializing in volatility and algorithmic trading. His responsibilities included developing and executing quantitative models for options and statistical arbitrage, with prominent exposure to US listed equities and derivatives markets.
Rubino holds a Bachelor of Science in Chemical Engineering with a minor in Economics from MIT, demonstrating a strong technical and analytical foundation. His notable expertise in quantitative finance, risk management, and systematic trading has contributed to innovative advancements in volatility investing.
Career History
| Organization | Role | Date Range | Details |
|---|---|---|---|
| Walleye Capital | Portfolio Manager | Aug 2025 to Present | — |
| Squarepoint Capital | Senior Vol Quant | Dec 2024 to Apr 2025 | Our team was acquired by Squarepoint Capital. Although my time here was short, I had a tremendous experience at Squarepoint. I found the employees to be kind, top notch intellectuals and hard workers. |
| GTS | Senior Quant in AVT | Mar 2020 to Nov 2024 | Formerly at Barclays, our options market making team, AVT, has teamed up with GTS. I primarily develop and support the vol alphas we use with a focus on mf and daily horizons. |
| Barclays | Quant Researcher and Trader in AVT | Aug 2012 to Mar 2020 | — |
| Goldman Sachs | Analyst | Jun 2010 to Jul 2012 | — |
| TRUE Mentors | Volunteer | Dec 2014 to Dec 2017 | — |
Education
MIT
Bachelor of Science (BS), Chemical Engineering with Economics Minor
2006 — 2010
Skills & Expertise
Others at Walleye Trading LLC (73)
| Name | Role | Location |
|---|---|---|
 | Analyst | New York, NY , United States |
A Alexander Pae | Investment Analyst | New York, NY , United States |
A Alex Tang | Quant Portfolio Manager | New York, NY , United States |
| Portfolio Manager | New York, NY , United States | |
 | Trader | Hopkins, MN , United States |
 | Portfolio Manager | Philadelphia, PA , United States |
 | Portfolio Manager | NY , United States |
D Daniel Ioffe | Portfolio Manager | United States |
 | Investment Analyst | New York, NY , United States |
D Doug Brown | Equity Derivatives Trader | Chicago, IL , United States |
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